Halo Wars takes place in the science fictional universe of the Halo series, during the 26th century. In 2525, a collective of alien races known as the Covenant attacked humanity, declaring humans an affront to their gods, the Forerunners. Six years after the Covenant invaded the colony of Harvest, human UNSC forces are still locked in battle on the planet. This is a FAN Base movie.

The action takes place 20 years before the events «Halo: Combat Evolved». Cruiser «Spirit of Fire», sent to the United Nations Space Command (OSCC), ordered to investigate and stop the action on the planet Harvest, Covenant (the place of first contact with aliens). Learning about the mysterious excavation covenants under the leadership of the unknown Judge, Captain bark …… James Cutter sends his soldiers to find out what happens.